MemoryCache.Remove Method

Definition

Namespace:

System.Runtime.Caching

Assembly:

System.Runtime.Caching.dll

Package:

System.Runtime.Caching v9.0.0

Removes the specified item from the cache.

Overloads

Remove(String, String)	Removes a cache entry from the cache.
Remove(String, CacheEntryRemovedReason, String)	Removes a cache entry from the cache using the reason.

Remove(String, String)

Source:

MemoryCache.cs

Removes a cache entry from the cache.

public override object Remove (string key, string regionName = default);

override this.Remove : string * string -> obj

Public Overrides Function Remove (key As String, Optional regionName As String = Nothing) As Object

Parameters

key

String

A unique identifier for the cache entry to remove.

regionName

String

A named region in the cache to which a cache entry was added. Do not pass a value for this parameter. This parameter is null by default, because the MemoryCache class does not implement regions.

Returns

Object

If the entry is found in the cache, the removed cache entry; otherwise, null.

Exceptions

NotSupportedException

regionName is not null.

ArgumentNullException

key is null.

Remarks

If the entry specified by key exists in the cache, removing the item triggers any associated change monitors. If the removed item was associated with a CacheItemUpdateCallback object or a CacheItemRemovedCallback object, the reason passed to the callback is Removed.

Remove(String, CacheEntryRemovedReason, String)

Source:

MemoryCache.cs

Removes a cache entry from the cache using the reason.

public object Remove (string key, System.Runtime.Caching.CacheEntryRemovedReason reason, string regionName = default);

override this.Remove : string * System.Runtime.Caching.CacheEntryRemovedReason * string -> obj

Public Function Remove (key As String, reason As CacheEntryRemovedReason, Optional regionName As String = Nothing) As Object

Parameters

key

String

A unique identifier for the cache entry to remove.

reason

CacheEntryRemovedReason

The reason the item was removed.

regionName

String

A named region in the cache to which a cache entry was added. Do not pass a value for this parameter. This parameter is null by default, because the MemoryCache class does not implement regions.

Returns

Object

If the entry is found in the cache, the removed cache entry; otherwise, null.